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300 lines
9.9 KiB
EmacsLisp
300 lines
9.9 KiB
EmacsLisp
; notmuch.el --- run notmuch within emacs
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;
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; Copyright © Carl Worth
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;
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; This file is part of Notmuch.
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;
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; Notmuch is free software: you can redistribute it and/or modify it
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; under the terms of the GNU General Public License as published by
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; the Free Software Foundation, either version 3 of the License, or
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; (at your option) any later version.
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;
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; Notmuch is distributed in the hope that it will be useful, but
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; WITHOUT ANY WARRANTY; without even the implied warranty of
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; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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; General Public License for more details.
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;
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; You should have received a copy of the GNU General Public License
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; along with Notmuch. If not, see <http://www.gnu.org/licenses/>.
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;
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; Authors: Carl Worth <cworth@cworth.org>
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;
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; Much of notmuch.el was written by looking at the implementation of
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; compile.el from the emacs distribution source which has the
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; following copyright and authorsip (and the identical license as
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; above):
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;
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; Copyright (C) 1985, 1986, 1987, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
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; 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
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; Free Software Foundation, Inc.
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; Authors: Roland McGrath <roland@gnu.org>,
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; Daniel Pfeiffer <occitan@esperanto.org>
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(defvar notmuch-show-mode-map
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(let ((map (make-sparse-keymap)))
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(define-key map "h" 'notmuch-show-toggle-headers-visible)
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(define-key map "n" 'notmuch-show-next-message)
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(define-key map "p" 'notmuch-show-previous-message)
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(define-key map "q" 'kill-this-buffer)
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(define-key map "x" 'kill-this-buffer)
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map)
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"Keymap for \"notmuch show\" buffers.")
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(fset 'notmuch-show-mode-map notmuch-show-mode-map)
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(defvar notmuch-show-message-begin-regexp " message{")
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(defvar notmuch-show-message-end-regexp " message}")
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(defvar notmuch-show-header-begin-regexp " header{")
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(defvar notmuch-show-header-end-regexp " header}")
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(defvar notmuch-show-headers-visible t)
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(defun notmuch-show-next-message ()
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"Advance point to the beginning of the next message in the buffer."
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(interactive)
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; First, ensure we get off the current message marker
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(if (not (eobp))
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(forward-char))
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(if (not (re-search-forward notmuch-show-message-begin-regexp nil t))
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(goto-char (point-max)))
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(beginning-of-line)
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(recenter 0))
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(defun notmuch-show-previous-message ()
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"Advance point to the beginning of the previous message in the buffer."
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(interactive)
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; First, ensure we get off the current message marker
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(if (not (eobp))
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(forward-char))
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(if (not (re-search-backward notmuch-show-message-begin-regexp nil t))
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(goto-char (point-min)))
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(beginning-of-line)
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(recenter 0))
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(defun notmuch-show-markup-this-header ()
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(if (re-search-forward notmuch-show-header-begin-regexp nil t)
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(progn
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(overlay-put (make-overlay (match-beginning 0) (+ (match-end 0) 1))
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'invisible 'notmuch-show-marker)
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(next-line 1)
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(beginning-of-line)
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(let ((beg (point)))
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(if (re-search-forward notmuch-show-header-end-regexp nil t)
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(progn
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(overlay-put (make-overlay beg (match-beginning 0))
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'invisible 'notmuch-show-header)
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(overlay-put (make-overlay (match-beginning 0) (+ (match-end 0) 1))
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'invisible 'notmuch-show-marker)))))
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(goto-char (point-max))))
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(defun notmuch-show-markup-headers ()
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(save-excursion
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(goto-char (point-min))
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(while (not (eobp))
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(notmuch-show-markup-this-header))))
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(defun notmuch-show-toggle-headers-visible ()
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"Toggle visibility of header fields"
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(interactive)
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(if notmuch-show-headers-visible
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(progn
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(add-to-invisibility-spec 'notmuch-show-header)
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(set 'notmuch-show-headers-visible nil)
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; Need to force the redisplay for some reason
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(force-window-update)
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(redisplay t))
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(remove-from-invisibility-spec 'notmuch-show-header)
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(set 'notmuch-show-headers-visible t)
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(force-window-update)
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(redisplay t)))
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;;;###autoload
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(defun notmuch-show-mode ()
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"Major mode for handling the output of \"notmuch show\""
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(interactive)
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(kill-all-local-variables)
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(set (make-local-variable 'notmuch-show-headers-visible) t)
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(notmuch-show-toggle-headers-visible)
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(add-to-invisibility-spec 'notmuch-show-marker)
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(use-local-map notmuch-show-mode-map)
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(setq major-mode 'notmuch-show-mode
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mode-name "notmuch-show")
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(setq buffer-read-only t))
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(defun notmuch-show (thread-id)
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"Run \"notmuch show\" with the given thread ID and display results."
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(interactive "sNotmuch show: ")
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(let ((buffer (get-buffer-create (concat "*notmuch-show-" thread-id "*"))))
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(switch-to-buffer buffer)
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(notmuch-show-mode)
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(let ((proc (get-buffer-process (current-buffer)))
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(inhibit-read-only t))
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(if proc
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(error "notmuch search process already running for query `%s'" query)
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)
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(erase-buffer)
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(goto-char (point-min))
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(save-excursion
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(call-process "notmuch" nil t nil "show" thread-id)
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(notmuch-show-markup-headers)
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)
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)))
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(defvar notmuch-search-mode-map
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(let ((map (make-sparse-keymap)))
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(define-key map "a" 'notmuch-search-archive-thread)
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(define-key map "f" 'notmuch-search-filter)
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(define-key map "n" 'next-line)
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(define-key map "p" 'previous-line)
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(define-key map "q" 'kill-this-buffer)
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(define-key map "s" 'notmuch-search)
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(define-key map "x" 'kill-this-buffer)
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(define-key map "\r" 'notmuch-search-show-thread)
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(define-key map "+" 'notmuch-search-add-tag)
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(define-key map "-" 'notmuch-search-remove-tag)
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(define-key map "<" 'beginning-of-buffer)
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(define-key map ">" 'notmuch-search-goto-last-thread)
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(define-key map "\M->" 'notmuch-search-goto-last-thread)
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map)
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"Keymap for \"notmuch search\" buffers.")
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(fset 'notmuch-search-mode-map notmuch-search-mode-map)
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(defun notmuch-search-goto-last-thread (&optional arg)
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"Move point to the last thread in the buffer."
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(interactive "^P")
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(end-of-buffer arg)
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(beginning-of-line))
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;;;###autoload
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(defun notmuch-search-mode ()
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"Major mode for handling the output of \"notmuch search\""
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(interactive)
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(kill-all-local-variables)
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(make-local-variable 'notmuch-search-query-string)
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(use-local-map notmuch-search-mode-map)
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(setq major-mode 'notmuch-search-mode
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mode-name "notmuch-search")
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(setq buffer-read-only t))
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(defun notmuch-search-find-thread-id ()
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(save-excursion
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(beginning-of-line)
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(let ((beg (point)))
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(re-search-forward "[a-fA-F0-9]*")
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(filter-buffer-substring beg (point)))))
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(defun notmuch-search-markup-this-thread-id ()
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(beginning-of-line)
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(let ((beg (point)))
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(re-search-forward "[a-fA-F0-9]*")
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(forward-char)
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(overlay-put (make-overlay beg (point)) 'invisible 'notmuch-search)))
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(defun notmuch-search-markup-thread-ids ()
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(save-excursion
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(goto-char (point-min))
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(while (not (eobp))
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(notmuch-search-markup-this-thread-id)
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(next-line))))
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(defun notmuch-search-hide-thread-ids ()
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(interactive)
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(add-to-invisibility-spec 'notmuch-search))
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(defun notmuch-search-show-thread-ids ()
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(interactive)
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(remove-from-invisibility-spec 'notmuch-search))
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(defun notmuch-search-show-thread ()
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(interactive)
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(notmuch-show (notmuch-search-find-thread-id)))
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(defun notmuch-search-call-notmuch-process (&rest args)
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(let ((error-buffer (get-buffer-create "*Notmuch errors*")))
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(with-current-buffer error-buffer
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(erase-buffer))
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(if (eq (apply 'call-process "notmuch" nil error-buffer nil args) 0)
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(point)
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(progn
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(with-current-buffer error-buffer
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(let ((beg (point-min))
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(end (- (point-max) 1)))
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(error (buffer-substring beg end))
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))))))
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(defun notmuch-search-set-tags (tags)
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(save-excursion
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(end-of-line)
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(re-search-backward "(")
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(forward-char)
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(let ((beg (point))
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(inhibit-read-only t))
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(re-search-forward ")")
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(backward-char)
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(let ((end (point)))
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(delete-region beg end)
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(insert (mapconcat 'identity tags " "))))))
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(defun notmuch-search-get-tags ()
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(save-excursion
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(end-of-line)
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(re-search-backward "(")
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(let ((beg (+ (point) 1)))
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(re-search-forward ")")
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(let ((end (- (point) 1)))
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(split-string (buffer-substring beg end))))))
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(defun notmuch-search-add-tag (tag)
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(interactive "sTag to add: ")
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(notmuch-search-call-notmuch-process "tag" (concat "+" tag) (concat "thread:" (notmuch-search-find-thread-id)))
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(notmuch-search-set-tags (delete-dups (sort (cons tag (notmuch-search-get-tags)) 'string<))))
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(defun notmuch-search-remove-tag (tag)
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(interactive "sTag to remove: ")
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(notmuch-search-call-notmuch-process "tag" (concat "-" tag) (concat "thread:" (notmuch-search-find-thread-id)))
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(notmuch-search-set-tags (delete tag (notmuch-search-get-tags))))
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(defun notmuch-search-archive-thread ()
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(interactive)
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(notmuch-search-remove-tag "inbox"))
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(defun notmuch-search (query)
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"Run \"notmuch search\" with the given query string and display results."
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(interactive "sNotmuch search: ")
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(let ((buffer (get-buffer-create (concat "*notmuch-search-" query "*"))))
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(switch-to-buffer buffer)
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(notmuch-search-mode)
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(set 'notmuch-search-query-string query)
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(let ((proc (get-buffer-process (current-buffer)))
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(inhibit-read-only t))
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(if proc
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(error "notmuch search process already running for query `%s'" query)
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)
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(erase-buffer)
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(goto-char (point-min))
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(save-excursion
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(call-process "notmuch" nil t nil "search" query)
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(notmuch-search-markup-thread-ids)
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; A well-behaved program ends its output with a newline, but we
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; don't actually want the blank line at the end of the file.
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(goto-char (point-max))
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(if (looking-at "^$")
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(delete-backward-char 1)
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)
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))))
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(defun notmuch-search-filter (query)
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"Run \"notmuch search\" to refine the current search results.
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A search string will be constructed by appending QUERY to the
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current search string, and the results of \"notmuch search\" for
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the combined query will be displayed."
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(interactive "sFilter search: ")
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(notmuch-search (concat notmuch-search-query-string " and " query)))
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(defun notmuch ()
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"Run notmuch to display all mail with tag of 'inbox'"
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(interactive)
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(notmuch-search "tag:inbox"))
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(provide 'notmuch)
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